User's Manual

PCS3_HD_v01.000-03
Confidential / Preliminary
Page 11 of 101
2013-10-21
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PCS3 Hardware Interface Description
1.2 Terms and Abbreviations
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Abbreviation Description
NTC Negative Temperature Coefficient
PBCCH Packet Switched Broadcast Control Channel
PCB Printed Circuit Board
PCL Power Control Level
PCM Pulse Code Modulation
PCS Personal Communication System, also referred to as GSM 1900
PD Pull Down resistor (appr. 100k)
PDU Protocol Data Unit
PS Packet Switched
PU Pull Up resistor (appr. 100k)
QAM Quadrature Amplitude Modulation
RF Radio Frequency
RL Reverse Link
ROPR Radio Output Power Reduction
RTC Real Time Clock
Rx Receive Direction
SAR Specific Absorption Rate
SCI Slot Cycle Index
SELV Safety Extra Low Voltage
SLIC Subscriber Line Interface Circuit
SMPL Sudden Momentary Power Loss
SMD Surface Mount Device
SMS Short Message Service
SMT Surface Mount Technology
SNR Signal-to-Noise Ratio
SRAM Static Random Access Memory
SRB Signaling Radio Bearer
SUPL Secure User Plane Location
TDMA Time Division Multiple Access
TE Terminal Equipment
TPC Transmit Power Control
TTFF Time To First Fix
TX Transmit Direction
UL Upload
URC Unsolicited Result Code
USB Universal Serial Bus